Given an array of size N and you have to tell whether the array is perfect or not. An array is said to be perfect if its reverse array matches the original array. If the array is perfect then return ...
Difficulty: EasyAccuracy: 42.22%Submissions: 426K+Points: 2Average Time: 10m Given two arrays a[] and b[], the task is to find the number of elements in the union between these two arrays. The Union ...
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